package as.service;

import java.util.Date;
import java.util.List;

import as.entity.AttendanceRecord;
import as.entity.Student;
import as.exception.DeviceException;
import as.exception.ValidateException;

public interface AttendanceRecordService {
	public void update() throws DeviceException;
	public List<AttendanceRecord> list(long courseId,long studentId,Date startTime,Date endTime)throws ValidateException;
    public List<Student> nowAttendance(long courseId);
}
